Released reactphp/async v4.1.0, v3.1.0 and v2.1.0

[SimonFrings]

Released reactphp/async v4.1.0 today 🎉

• Feature: Full PHP 8.1 and PHP 8.2 compatibility.
  (#69 by @clue)

  echo 'a';
  Loop::addTimer(1.0, function () {
      echo 'b';
  });
  React\Async\delay(3.0);
  echo 'c';
  
  // prints "a" at t=0.0s
  // prints "b" at t=1.0s
  // prints "c" at t=3.0s

• Update test suite, add PHPStan with max level and report failed assertions.
  (#66 and #76 by @clue and #61 and #73 by @WyriHaximus)

– See https://github.com/reactphp/async/releases/tag/v4.1.0

We also released new reactphp/async v3.1.0 and reactphp/async v2.1.0 with these changes back-ported to older PHP versions.